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/*
This file is part of GNU Taler
Copyright (C) 2014-2022 Taler Systems SA
GNU Taler is free software; you can redistribute it and/or modify it under the
terms of the GNU Affero General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License along with
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
#include "taler_wallet_core_lib.h"
#include "quickjs/quickjs.h"
#include "quickjs/quickjs-libc.h"
#include "tart_module.h"
#include <pthread.h>
#include "quickjs/list.h"
#include <unistd.h>
#include <string.h>
extern const uint8_t qjsc_prelude[];
extern const uint32_t qjsc_prelude_size;
extern const uint8_t qjsc_wallet_core[];
extern const uint32_t qjsc_wallet_core_size;
struct HostMessage {
struct list_head link;
char *data;
};
struct TALER_WALLET_Handle {
char *test;
JSRuntime *rt;
JSContext *ctx;
pthread_t wallet_thread;
TALER_WALLET_MessageHandlerFn handler_f;
void *handler_cls;
};
static int eval_buf(JSContext *ctx, const char *codestr, const char *filename)
{
JSValue val;
int ret;
val = JS_Eval(ctx, codestr, strlen(codestr), filename, 0);
if (JS_IsException(val)) {
js_std_dump_error(ctx);
ret = -1;
} else {
ret = 0;
}
JS_FreeValue(ctx, val);
return ret;
}
/* also used to initialize the worker context */
static JSContext *JS_NewCustomContext(JSRuntime *rt)
{
JSContext *ctx;
ctx = JS_NewContext(rt);
if (!ctx)
return NULL;
/* system modules */
js_init_module_std(ctx, "std");
js_init_module_os(ctx, "os");
/* taler runtime */
tart_init_module_talercrypto(ctx, "tart");
return ctx;
}
void
TALER_WALLET_set_handler(struct TALER_WALLET_Handle *h,
TALER_WALLET_MessageHandlerFn handler_f,
void *handler_cls)
{
h->handler_cls = handler_cls;
h->handler_f = handler_f;
}
int
TALER_WALLET_send_message (struct TALER_WALLET_Handle *h,
const char *msg)
{
return js_os_post_message_from_host(h->ctx, msg);
}
static void
wallet_host_message_handler(void *cls, const char *msg)
{
struct TALER_WALLET_Handle *wh = cls;
if (wh->handler_f) {
wh->handler_f(wh->handler_cls, msg);
}
}
struct TALER_WALLET_Handle *
TALER_WALLET_create(void)
{
struct TALER_WALLET_Handle *wh;
wh = malloc(sizeof (*wh));
memset(wh, 0, sizeof *wh);
wh->test = "foo";
wh->rt = JS_NewRuntime();
return wh;
}
static void *
run(void *cls)
{
struct TALER_WALLET_Handle *wh = cls;
printf("TEST: %s\n", wh->test);
js_std_init_handlers(wh->rt);
wh->ctx = JS_NewCustomContext(wh->rt);
if (!wh->ctx) {
fprintf(stderr, "qjs: cannot allocate JS context\n");
return NULL;
}
eval_buf(wh->ctx, "console.log('hi');", "<talerwallet>");
JS_SetHostPromiseRejectionTracker(wh->rt, js_std_promise_rejection_tracker,
NULL);
js_std_add_helpers(wh->ctx, 0, NULL);
js_std_eval_binary(wh->ctx, qjsc_prelude, qjsc_prelude_size, 0);
js_std_eval_binary(wh->ctx, qjsc_wallet_core, qjsc_wallet_core_size, 0);
js_os_set_host_message_handler(wh->ctx, wallet_host_message_handler, wh);
printf("starting main loop\n");
eval_buf(wh->ctx, "console.log('hi');", "<talerwallet>");
eval_buf(wh->ctx, "console.log(typeof testWithLocal);", "<talerwallet>");
eval_buf(wh->ctx, "console.log('hello, world, bla!');", "<talerwallet>");
eval_buf(wh->ctx, "testWithLocal();", "<talerwallet>");
js_std_loop(wh->ctx);
printf("done with main loop\n");
}
void
TALER_WALLET_run (struct TALER_WALLET_Handle *wh)
{
pthread_t wallet_thread;
char *line;
size_t line_sz;
//run(wh);
pthread_create(&wallet_thread, NULL, run, wh);
wh->wallet_thread = wallet_thread;
}
void TALER_WALLET_join(struct TALER_WALLET_Handle *wh)
{
pthread_join(wh->wallet_thread, NULL);
}
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